/* ==========================================================================
   猫のボス ギャラリー 共通スタイル
   /neko-no-boss/gallery/ 配下の6ページで共有する。
   デザイントークンは /neko-no-boss/index.html と同一。
   ========================================================================== */

:root {
  --ink: #11223d;
  --ink-deep: #0a182b;
  --ink-soft: #1e3358;
  --brass: #b88746;
  --brass-light: #d6a86a;
  --brass-dark: #8a5f2b;
  --paper: #f5efe2;
  --paper-warm: #faf5e9;
  --paper-cool: #efe9dc;
  --line: #d4c9b0;
  --line-soft: #e4dcc8;
  --char: #1a1a1a;
  --char-soft: #3d3d3d;
  --gray: #6b6b6b;
  --gray-light: #8f8f8f;
  --accent: #9e3e2a;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Zen Kaku Gothic New', -apple-system, sans-serif;
  font-weight: 400; font-size: 16px; line-height: 1.9; letter-spacing: 0.04em;
  color: var(--char-soft); background: var(--paper);
  -webkit-font-smoothing: antialiased;
}
img, video { max-width: 100%; }
.serif { font-family: 'Shippori Mincho', serif; font-weight: 600; letter-spacing: 0.02em; }
.eng { font-family: 'Cormorant Garamond', serif; font-style: italic; letter-spacing: 0.05em; }
a { color: inherit; text-decoration: none; transition: all 0.3s ease; }

/* ---------- ヘッダー ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(245, 239, 226, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-soft);
}
.header-inner {
  max-width: 1280px; margin: 0 auto; padding: 16px 40px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.logo { display: flex; align-items: baseline; gap: 14px; font-family: 'Shippori Mincho', serif; }
.logo-home { display: inline-flex; align-items: center; }
.logo-home:hover { opacity: 0.7; }
.logo-img { height: 34px; width: auto; display: block; }
.logo-title { display: inline-flex; align-items: baseline; gap: 8px; }
.logo-title:hover { opacity: 0.7; }
.logo-main { font-size: 18px; font-weight: 700; color: var(--ink); letter-spacing: 0.12em; }
.logo-sub { font-family: 'Cormorant Garamond', serif; font-style: italic;
  font-size: 12px; color: var(--brass-dark); letter-spacing: 0.12em; }
.nav { display: flex; gap: 22px; font-size: 13px; font-weight: 500; letter-spacing: 0.08em; }
.nav a { color: var(--char-soft); position: relative; padding: 4px 0; }
.nav a::after { content: ''; position: absolute; bottom: -2px; left: 0; width: 0; height: 1px;
  background: var(--brass); transition: width 0.3s ease; }
.nav a:hover { color: var(--ink); }
.nav a:hover::after { width: 100%; }
.header-cta {
  padding: 9px 18px; background: var(--ink); color: var(--paper);
  font-size: 12px; letter-spacing: 0.15em; border-radius: 2px; font-weight: 500;
}
.header-cta:hover { background: var(--brass-dark); }

/* ---------- パンくず ---------- */
.crumb {
  max-width: 1280px; margin: 0 auto; padding: 18px 40px 0;
  font-size: 12px; color: var(--gray); letter-spacing: 0.06em;
}
.crumb a { border-bottom: 1px solid transparent; }
.crumb a:hover { color: var(--brass-dark); border-color: var(--brass); }
.crumb span[aria-current] { color: var(--ink); }

/* ---------- セクション ---------- */
.gallery-section { padding: 40px 40px 90px; max-width: 1280px; margin: 0 auto; }
.section-header { display: flex; align-items: baseline; gap: 24px; margin-bottom: 22px; flex-wrap: wrap; }
.section-num { font-family: 'Cormorant Garamond', serif; font-style: italic;
  font-size: 20px; color: var(--brass-dark); letter-spacing: 0.1em; }
.section-eyebrow { font-family: 'Cormorant Garamond', serif; font-style: italic;
  font-size: 14px; color: var(--brass-dark); letter-spacing: 0.2em;
  padding-left: 24px; position: relative; }
.section-eyebrow::before { content: ''; position: absolute; left: 0; top: 50%;
  width: 16px; height: 1px; background: var(--brass); }
.section-title { font-family: 'Shippori Mincho', serif; font-weight: 700;
  font-size: clamp(24px, 3vw, 34px); color: var(--ink);
  line-height: 1.4; letter-spacing: 0.05em; flex: 1; min-width: 260px; }
.section-lead { font-size: 15px; color: var(--char-soft); margin-bottom: 30px; max-width: 760px; }

/* ---------- カテゴリ切替 ---------- */
.cat-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 34px; }
.cat-tab {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 16px; border: 1px solid var(--line); background: #fff;
  font-size: 13px; letter-spacing: 0.06em; color: var(--char-soft); border-radius: 2px;
  min-height: 40px;
}
.cat-tab:hover { border-color: var(--brass); color: var(--ink); }
.cat-tab[aria-current='page'] {
  background: var(--ink); border-color: var(--ink); color: var(--paper);
}
.cat-tab .cat-count { font-size: 11px; color: var(--gray-light); }
.cat-tab[aria-current='page'] .cat-count { color: rgba(245, 239, 226, 0.7); }

/* ---------- グリッド ---------- */
.gallery-grid {
  display: grid; gap: 22px;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr));
}
.gallery-card {
  background: #fff; border: 1px solid var(--line-soft); border-radius: 2px;
  overflow: hidden; display: flex; flex-direction: column;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  text-align: left; cursor: pointer; padding: 0; font: inherit; color: inherit;
  width: 100%;
}
.gallery-card:hover { transform: translateY(-3px); box-shadow: 0 10px 26px rgba(17, 34, 61, 0.12); }
.gallery-thumb { position: relative; aspect-ratio: 4 / 3; background: var(--paper-cool); overflow: hidden; }
.gallery-thumb img, .gallery-thumb video { width: 100%; height: 100%; object-fit: cover; display: block; }
.gallery-badge {
  position: absolute; left: 10px; top: 10px;
  background: rgba(10, 24, 43, 0.78); color: var(--paper);
  font-size: 11px; letter-spacing: 0.1em; padding: 3px 9px; border-radius: 2px;
}
.gallery-play {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  pointer-events: none;
}
.gallery-play span {
  width: 54px; height: 54px; border-radius: 50%;
  background: rgba(10, 24, 43, 0.62); color: #fff;
  display: flex; align-items: center; justify-content: center; font-size: 20px;
  padding-left: 4px;
}
.gallery-body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 7px; }
.gallery-cat {
  font-family: 'Cormorant Garamond', serif; font-style: italic;
  font-size: 12px; color: var(--brass-dark); letter-spacing: 0.12em;
}
.gallery-title {
  font-family: 'Shippori Mincho', serif; font-weight: 700;
  font-size: 16px; color: var(--ink); line-height: 1.6; letter-spacing: 0.04em;
}
.gallery-text { font-size: 13.5px; line-height: 1.9; color: var(--char-soft); }
.gallery-date { font-size: 11px; color: var(--gray-light); letter-spacing: 0.08em; }

/* ---------- 空・読み込み ---------- */
.gallery-state {
  border: 1px dashed var(--line); background: var(--paper-warm);
  padding: 54px 24px; text-align: center; border-radius: 2px;
}
.gallery-state h2 {
  font-family: 'Shippori Mincho', serif; font-size: 18px; color: var(--ink);
  margin-bottom: 10px; letter-spacing: 0.06em;
}
.gallery-state p { font-size: 14px; color: var(--char-soft); }
.gallery-state .btn { margin-top: 20px; }

/* ---------- ボタン ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 26px; font-size: 13px; font-weight: 500;
  letter-spacing: 0.12em; border-radius: 2px; min-height: 44px;
  transition: all 0.3s ease; cursor: pointer; border: 1px solid transparent;
}
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: var(--brass-dark); transform: translateY(-2px); }
.btn-line { background: #06C755; color: #fff; }
.btn-line:hover { background: #05a847; transform: translateY(-2px); }
.btn-ghost { border-color: var(--line); background: #fff; color: var(--ink); }
.btn-ghost:hover { border-color: var(--brass); }

/* ---------- 下部CTA ---------- */
.gallery-cta {
  margin-top: 60px; background: var(--ink); color: var(--paper);
  padding: 44px 40px; border-radius: 2px; text-align: center;
}
.gallery-cta h2 {
  font-family: 'Shippori Mincho', serif; font-weight: 700; font-size: clamp(20px, 2.4vw, 26px);
  letter-spacing: 0.06em; margin-bottom: 12px; color: var(--paper);
}
.gallery-cta p { font-size: 14px; color: rgba(245, 239, 226, 0.78); margin-bottom: 24px; }
.gallery-cta .btns { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.gallery-cta .btn-primary { background: var(--brass); color: var(--ink-deep); }
.gallery-cta .btn-primary:hover { background: var(--brass-light); }

/* ---------- ライトボックス ---------- */
.lightbox {
  position: fixed; inset: 0; z-index: 200; background: rgba(10, 24, 43, 0.92);
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.lightbox[hidden] { display: none !important; }
.lightbox-inner {
  max-width: 1040px; width: 100%; max-height: 92vh; overflow-y: auto;
  background: var(--paper); border-radius: 2px;
}
.lightbox-media { background: #000; display: flex; align-items: center; justify-content: center; }
.lightbox-media img, .lightbox-media video { max-height: 62vh; width: auto; max-width: 100%; display: block; }
.lightbox-body { padding: 22px 26px 26px; }
.lightbox-body h2 {
  font-family: 'Shippori Mincho', serif; font-weight: 700; font-size: 19px;
  color: var(--ink); letter-spacing: 0.05em; margin-bottom: 10px;
}
.lightbox-body p { font-size: 14px; line-height: 2.0; color: var(--char-soft); white-space: pre-wrap; }
.lightbox-meta { margin-top: 12px; font-size: 12px; color: var(--gray); letter-spacing: 0.08em; }
.lightbox-bar {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 18px; border-bottom: 1px solid var(--line-soft); background: var(--paper-warm);
}
.lightbox-bar button {
  border: 1px solid var(--line); background: #fff; color: var(--ink);
  font: inherit; font-size: 13px; letter-spacing: 0.08em;
  min-height: 44px; min-width: 44px; padding: 0 14px; border-radius: 2px; cursor: pointer;
}
.lightbox-bar button:hover { border-color: var(--brass); }
.lightbox-bar .pager { font-size: 12px; color: var(--gray); letter-spacing: 0.1em; }

/* ---------- フッター ---------- */
footer { background: var(--ink-deep); color: rgba(245, 239, 226, 0.75); padding: 60px 40px 32px; }
.footer-inner { max-width: 1280px; margin: 0 auto; }
.footer-top { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 50px; margin-bottom: 44px; }
.footer-brand .logo-main { color: var(--paper); font-size: 22px; }
.footer-brand .logo-sub { color: var(--brass-light); }
.footer-brand-desc { margin-top: 18px; font-size: 13px; line-height: 2.0;
  color: rgba(245, 239, 226, 0.6); max-width: 360px; letter-spacing: 0.05em; }
.footer-heading {
  font-family: 'Shippori Mincho', serif; font-weight: 600;
  font-size: 13px; color: var(--paper); letter-spacing: 0.2em;
  margin-bottom: 18px; padding-bottom: 10px;
  border-bottom: 1px solid rgba(214, 168, 106, 0.3);
}
.footer-heading .eng { font-size: 11px; color: var(--brass-light); margin-left: 8px; }
.footer-list { list-style: none; font-size: 13px; line-height: 2.2; }
.footer-list li a:hover { color: var(--brass-light); }
.footer-info { font-size: 13px; line-height: 2.0; color: rgba(245, 239, 226, 0.65); }
.footer-info strong { color: var(--paper); display: block; margin-top: 8px;
  font-weight: 500; font-size: 11px; letter-spacing: 0.15em; }
.footer-bottom {
  padding-top: 28px; border-top: 1px solid rgba(214, 168, 106, 0.2);
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 20px; font-size: 12px;
  color: rgba(245, 239, 226, 0.5); letter-spacing: 0.1em;
}
.footer-bottom .eng { color: rgba(214, 168, 106, 0.6); }

/* ---------- レスポンシブ ---------- */
@media (max-width: 900px) {
  .header-inner { padding: 12px 20px; gap: 10px; }
  .nav { display: none; }
  .crumb { padding: 14px 20px 0; }
  .gallery-section { padding: 26px 20px 70px; }
  .gallery-cta { padding: 34px 22px; }
  .footer-top { grid-template-columns: 1fr; gap: 34px; }
  footer { padding: 50px 20px 28px; }
  .lightbox { padding: 0; }
  .lightbox-inner { max-height: 100vh; border-radius: 0; }
  .lightbox-media img, .lightbox-media video { max-height: 50vh; }
}
@media (max-width: 560px) {
  .header-cta { display: none; }
  .gallery-grid { gap: 16px; }
  /* 幅の狭い端末で屋号が2行に折り返さないよう詰める */
  .logo { gap: 8px; }
  .logo-main { font-size: 15px; letter-spacing: 0.06em; }
  .logo-sub { display: none; }
  .logo-img { height: 28px; }
}

/* タップ領域は端末幅ではなく入力方式で決める（全SaaS共通のレスポンシブ標準） */
@media (pointer: coarse) {
  .cat-tab { min-height: 44px; }
}